CN1800726A - Air pressure decreasing device for electrothermal liquid warmer - Google Patents
Air pressure decreasing device for electrothermal liquid warmer Download PDFInfo
- Publication number
- CN1800726A CN1800726A CN 200610049103 CN200610049103A CN1800726A CN 1800726 A CN1800726 A CN 1800726A CN 200610049103 CN200610049103 CN 200610049103 CN 200610049103 A CN200610049103 A CN 200610049103A CN 1800726 A CN1800726 A CN 1800726A
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- valve
- valve seat
- air pressure
- pressure decreasing
- decreasing device
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Abstract
The invention relates to an electric heated liquid warmer pressure-decrease device, which comprises a liquid container, a valve inside the container, a valve base inside the valve, an inlet-outlet hole and an airflow channel between them. Wherein, the valve base has a hollow axial piston; the axial piston has a horn chamber outlet at its center; the ball roller with spring is movably connected to the horn chamber outlet; and the upper and lower ends of axial piston is movably connected to the inner wall of valve base. The invention utilizes the ball valve ball and the axial valve piston to form the pressure-decrease anti-leakage device. When the pressure of axial piston chamber is over via electric heating, the ball valve core with spring will leak gas to decrease the pressure. And the axial piston valve core will close the outlet and inlet when in using to avoid leakage.
Description
Technical field
The present invention relates to a kind of pneumatic shuttle that subtracts, particularly a kind of be used for electric heating liquid warmer when electrical heating to reduce the device of its internal gas pressure.
Background technology
At present, electric heating energy storage heating container has spreaded all over all parts of the country, and this brings great convenience for people's warming.The electric heating hot-water bag is wherein a kind of.After the electric heating hot-water bag has been arranged, people are in use as long as charged 3～8 minutes, liquid in the bag can be heated to 100 degrees centigrade, can carry heating, when in case a bag temperature is lower than the unfavorable temperature of human body, the heating of can charging again, use is continued in the outage back, this convenient advantage of using is in recent years extensively by public acceptance.
Though the electric heating hot-water bag has above-mentioned advantage, also have a lot of weak points, because the liquid in the electric heating hot-water bag bag body is totally enclosed, the air during heating in the moisture content becomes the gas cripling in the bag body; Because dress is the metal temperature controller in the bag body, the metal temperature controller is in a single day malfunctioning, during uncontrollable automatic outage, the long-time heating power of heating electrode, make totally enclosed liquid boiling vaporization in bag body, form hidden peril of explosion, often have quick-fried bag accident to take place, people also exist when using this series products and fear at heart.Must install additional for this reason and reduce bag internal gas pressure device, improve properties of product, ensure safe in utilization.
Summary of the invention
The present invention is directed to above-mentioned electric heating liquid warmer and have problem safe in utilization, particularly at it in the electrical heating process, the problem that the liquid gasification raises air pressure, design a kind of device that reduces its air pressure inside, when reaching electrical heating, it is constant that air pressure keeps, and avoids explosion accident, guarantees safe and reliable.
The present invention solves the problems of the technologies described above by the following technical solutions.
Air pressure decreasing device for electrothermal liquid warmer, it comprises the storage liquid container, be located at the valve body in the storage liquid container, be located at the valve seat in this valve body and be located at air inlet/outlet and gas channel between this valve seat and the valve body, it is characterized in that being provided with in the described valve seat axle cock body of hollow, establish the horn chamber gas outlet in the middle of the described axle cock body, the ball bead of a band spring engages with the horn chamber gas outlet is movable, and axle cock body top contacts with lower end and valve base inner wall are movable.
Described valve seat is the cavity of lower end closed hollow, and valve body also is the cavity of lower end closed hollow, and it is enclosed within outside the valve seat, leaves air flue between valve body and the valve seat.The valve seat lower sides is provided with blowhole, so that axle makes when moving the outer air-flow of valve seat enter in valve seat and the axle plug chamber beyond the Great Wall.Ball bead can be backed down when air pressure is greater than the pressure of the ball bead on the horn mouth and the spring that links to each other in entering axle plug chamber, and form the exhaust passage.The present invention adopts a spherical valve core and a mode of shape spool organic assembling, make electric heating liquid when electrical heating, the spherical valve core of band spring rises to lose heart and reduces gas pressure, when electric heating liquid warmer in use axle shape spool close giving vent to anger and air admission hole up and down, it is disappointing to stop to leak, no matter user's trick extruding as possible can not lost heart by water clock, easy to use, guarantee user security.
Description of drawings
Fig. 1 is for subtracting the pneumatic shuttle section of structure.
Fig. 2 is an axle cock body partial section view.
Fig. 3 is the valve seat profile.
Among the above-mentioned figure, 1 for twisting handle, and 2 is the Liquid storage bag skin, and 3 is valve body wing limit, 4 is the valve body air inlet, and 5 is gas channel, and 6 is valve body, 7 is the axle cock body, and 8 is axle plug cavity, and 9 is ball bead, 10 is the valve seat blowhole, and 11 is horn chamber, and 12 is the round platform post, 13 is valve seat, and 14 is leakage port, and 15 is helical spring, 16 is thread, and 17 is siren, and 18 is the gas outlet.
The specific embodiment
As shown in Figure 1, decompressor of the present invention is built-in, and it is located at the inside of storage liquid container such as Liquid storage bag, and handle 1 is concordant with thermal capacitance device appearance.Decompressor is made up of valve body 6, valve seat 13 and axle cock body 7.Air inlet 4 is established in the upper end of valve body, and it generally is located at 3 next doors, valve body wing limit, and the gas of being convenient to rise flows into, the valve body upper end open, lower end closed, tip upside down on twist handle 1 below, as tubbiness.Valve seat 13 is enclosed within valve body 6 chambeies, and the centre has the space to form gas channel 5, and the bottom of valve seat 13 is provided with blowhole 10 air-flows and enters thus in the cavity of valve seat 13.Axle cock body 7 is enclosed within the valve block 13, and axle plug cavity 8 is the cavity of a hollow, and the lower end of this cavity is flaring cavity 11, it and the round platform post 12 big or small fits mutually that are located at valve seat 13 bottom center projections.Establish horn chamber upwards in the middle of the axle cock body, the upper end of horn chamber 11 is a bleeder port 14, one is with helical spring ball bead 9 and movable joint the in top, tubaeform gas outlet, the other end of helical spring 15 is fixed on the cavity upper end of a cock body 7, the upper periphery of axle cock body 7 is an external screw thread tooth 16, it and the corresponding engagement of internal thread tooth that is located at valve seat 13 epimeres, referring to Fig. 2 and Fig. 3, axle cock body 7 internal and external threads teeth 16 engagements that are enclosed within when handle 1 is twisted in rotation in the valve seat 13 are rotated, when unscrewing ball bead 9 by the elastic force roof pressure of helical spring 15 on bleeder port 14,11 round platform posts 12 that break away from valve seat 13 of the bottom horn chamber of axle cock body 7, this moment, the interior horn chamber 11 of gas channel 5 and axle cock body in valve body chamber was connected, if connect the power supply heating, the overvoltage gas or the steam that produce flow to valve body chamber 5 from valve body chamber air inlet 4, enter the horn chamber 11 of a cock body by the blowhole 10 of valve seat 13, when horn chamber 11 internal gas pressures are pressed in the pressure of air inlet greater than ball and spring, backing down ball generation overvoltage loses heart, discharge from gas vent 17 at last, finish sending down abnormally ascending and press process.If adorn a siren 18 on the gas vent, served as when calming the anger originally from siren 18 discharges, can send whistling with prompting warning effect.
Top between axle cock body 7 and the valve seat 13 is except meshing with thread, closely contacting with inside and outside wall in addition relies on helical spring elastic force that a cock body 7 is moved up and down in valve seat 13, also can use snap fit between the two, stubborn handle can slide up and down replacement with plunger.
When the axle cock body 7 of spinning in valve seat 13 all screws out, as shown in Figure 3, valve body 6 still connects together with valve seat 13 and is fixed in the electric heating vessel, cavity in the valve seat 13 is connected with this air inlet of valve 4 with air intake 10 and gas channel, can be used for irritating into or the passage of discharging electric heating liquid, i.e. interpolation of forming by valve body 6 and valve seat 13 and air inlet/outlet thereof and gas channel or the passage that discharges electric heating liquid.
Air pressure decreasing device for electrothermal liquid warmer, be that indent is in the storage liquid container, it is concordant with the storage liquid container that it exposes the highest stubborn handle, as electrically heating bag to subtract pneumatic shuttle the same with temperature controller be to be contained in the bag, because gas comprises that steam all rises on liquid, the top of electric heating vessel just, the whole valve body chamber is embedded in the electric heating vessel, therefore the air inlet of upper end, valve body chamber is concordant with the top of electric heating vessel, so that gas enters in the pressure-reducing valve body cavity easily, stubborn handle 1 fuses and is tightened mutually by thread 16 and valve seat 13 with the top of the axle cock body 7 that subtracts air pressure, when being connected with power supply, must unscrew handle 1 to valve body gas outlet 18 communicates with outside air outside valve body, just make the ball bead 9 of band spring push down a leakage port of cock body centre horn chamber 11, produce during overvoltage and drain the gas passage with certain elastic force.Water vapour and heated gas just can be discharged from the chamber siphunculus that loses heart, air pressure is descended, be heated to after uniform temperature dials power supply, tighten handle, at first make spring reset, ball bead presses the leakage port of the middle horn chamber of valve body, close disappointing channel lumens, be that a cock body intermediate cavity is the loudspeaker cavity again, the corresponding fit of round platform post that it is established bottom valve block to upper process, this moment, the axle cock body was sealed the air intake that is located at the valve seat lower end, and the blocking-up air-flow enters in the valve body chamber, pushed the watertight effect that keeps one's end up thereby reach.
Claims (7)
1, air pressure decreasing device for electrothermal liquid warmer, it comprises the storage liquid container, be located at the valve body in the storage liquid container, be located at the valve seat in this valve body and be located at air inlet/outlet and gas channel between this valve seat and the valve body, it is characterized in that being provided with in the described valve seat (13) the axle cock body (7) of hollow, establish horn chamber gas outlet (14) in the middle of the described axle cock body, the ball bead (9) of a band spring (15) engages with horn chamber gas outlet (14) are movable, and axle cock body (7) top contacts with lower end and valve seat (13) inwall are movable.
2, air pressure decreasing device for electrothermal liquid warmer according to claim 1, it is characterized in that establishing horn mouth upwards in the middle of the cock body (7), one is with helical spring ball bead and movable joint the in top, tubaeform gas outlet, and an air intake (10) is established in valve seat (13) sidewall below.
3, air pressure decreasing device for electrothermal liquid warmer according to claim 1 is characterized in that a cock body (7) top is external screw thread tooth (16) and the corresponding engagement of internal thread tooth that is located at valve seat (13) epimere.
4, air pressure decreasing device for electrothermal liquid warmer according to claim 1 is characterized in that horn chamber (11) and the round platform post (12) that is located at valve seat (13) bottom center projection fit mutually.
5, air pressure decreasing device for electrothermal liquid warmer according to claim 1 is characterized in that a cock body (7) top establishes the gas outlet (18) that horn chamber is connected in the middle of cock body.
6, air pressure decreasing device for electrothermal liquid warmer according to claim 1 is characterized in that an air inlet (4) is established on the wing limit (3) of valve body (6) upper end.
7, air pressure decreasing device for electrothermal liquid warmer according to claim 1 is characterized in that being made up of valve body (6) and valve seat (13) and air inlet/outlet thereof and gas channel and adds or the passage of discharging electric heating liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100491032A CN100425914C (en) | 2006-01-13 | 2006-01-13 | Air pressure decreasing device for electrothermal liquid warmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100491032A CN100425914C (en) | 2006-01-13 | 2006-01-13 | Air pressure decreasing device for electrothermal liquid warmer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1800726A true CN1800726A (en) | 2006-07-12 |
| CN100425914C CN100425914C (en) | 2008-10-15 |
Family
ID=36810871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100491032A Expired - Fee Related CN100425914C (en) | 2006-01-13 | 2006-01-13 | Air pressure decreasing device for electrothermal liquid warmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100425914C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102210619A (en) * | 2010-04-08 | 2011-10-12 | 焦纪平 | Automatic pressure control device capable of preventing explosion of hot water bottle constantly |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2517031B1 (en) * | 1981-11-25 | 1985-12-20 | Pinal Patrick | DEVICE OF A REGULATED ELECTRIC HEATING BLOCK AND OF AN EXPANSION CHAMBER |
| CN2135707Y (en) * | 1992-09-14 | 1993-06-09 | 麻兆林 | Automatic controller for left pressure of oxygen pot |
| CN2222274Y (en) * | 1995-06-16 | 1996-03-13 | 王丰南 | Sealing pressure-reducing valve specially for accumulator sealing |
| JPH11141710A (en) * | 1997-11-05 | 1999-05-28 | Nippon Dennetsu Co Ltd | Safety valve for hot water reserving container |
| US6622752B2 (en) * | 2000-06-16 | 2003-09-23 | Bosch Automotive Systems Corporation | Pressure relief valve |
| DE10209369A1 (en) * | 2002-03-02 | 2003-06-18 | Zf Lenksysteme Gmbh | Pressure limiting valve has spring cavity closed off by sliding closing member |
| CN2564135Y (en) * | 2002-06-28 | 2003-08-06 | 胡建明 | Explosion-proof electrothermic water bag |
| CN2558363Y (en) * | 2002-08-20 | 2003-07-02 | 何志英 | Electric heating warm bag |
| CN2593753Y (en) * | 2002-09-29 | 2003-12-24 | 胡建明 | Explosion-proof thermostatic electric heating water bag |
-
2006
- 2006-01-13 CN CNB2006100491032A patent/CN100425914C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102210619A (en) * | 2010-04-08 | 2011-10-12 | 焦纪平 | Automatic pressure control device capable of preventing explosion of hot water bottle constantly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100425914C (en) | 2008-10-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20120113 |